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Alerts This Week
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Debian Roundcube Important CSS Injection Threat DSA-6137-1 CVE-2026-25916

debian
Calendar Grey February 17, 2026
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Roundcube's security advisory DSA-6137-1 addresses important CSS injection risks for Debian. Upgrade recommended.
CERT Polska and nullcathedral discovered that roundcube, a skinnable AJAX based webmail solution for IMAP servers, did not correctly process and sanitize requests
Topics%20covered

Topics Covered

security advisory debian important roundcube sensitive data exposure CSS Injection

Summary

For the oldstable distribution (bookworm), these problems have been fixed
in version 1.6.5+dfsg-1+deb12u7.

For the stable distribution (trixie), these problems have been fixed in
version 1.6.13+dfsg-0+deb13u1.

We recommend that you upgrade your roundcube packages.

For the detailed security status of roundcube please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/roundcube

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
important
Lowest
Low
Medium
High
Critical

Package: roundcube
CVE ID: CVE-2026-25916 CVE-2026-26079

Topics%20covered

Topics Covered

security advisory debian important roundcube sensitive data exposure CSS Injection

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